Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January is the month when Charleston sees the lowest average temperatures, with a high of 48°F (8.9°C) and a low of 31.5°F (-0.3°C).Humidity
The average relative humidity in January in Charleston is 73%.Rainfall
The month with the least rainfall in Charleston is January, when the rain falls for 7.3 days and typically collects 0.91" (23mm) of precipitation.Snowfall
Months with snowfall in Charleston are January through March and December. In January, in Charleston, Arkansas, it is snowing for 0.8 days. Throughout January, 0.24" (6mm) of snow is accumulated. In Charleston, during the entire year, snow falls for 3.6 days and aggregates up to 0.63" (16mm) of snow.Daylight
The average length of the day in January is 10h and 6min.On the first day of January, sunrise is at 7:24 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:42 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 5.5h of sunshine.UV index
In January, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 3 during January translates into the following directions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What is the coldest time of year in Charleston?
What is the temperature in January in Charleston?
What is the average humidity in January in Charleston?
What is the driest month in Charleston?
How many days does it rain in January in Charleston?
How many days does it snow in January in Charleston?
What is the average length of the day in January in Charleston?
When are sunrise and sunset in January in Charleston?
What is the month with the least sunshine in Charleston?
How long on average sun shines in January in Charleston?
What is the UV index intensity in January in Charleston?
Average temperature in January
Charleston, AR
- Average high temperature in January: 48°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in January: 31.5°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in January
Charleston, AR
- Average pressure in January: 30.17"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Charleston, AR
- Average wind speed in January: 6.2mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in January
Charleston, AR
- Average humidity in January: 73%
The months with the highest relative humidity are March and May (78%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in January
Charleston, AR
- Average rainfall in January: 0.91"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is January (0.91").
Average rainfall days in January
Charleston, AR
- Average rainfall days in January: 7.3 days
The months with the highest number of rainy days are May and July (13.3 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in January
Charleston, AR
- Average snowfall in January: 0.24"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in January
Charleston, AR
- Average snowfall days in January: 0.8 days
The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Charleston, AR
- Average daylight in January: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in January: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in January
Charleston, AR
- Average sunshine days in January: 22.3 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in January
Charleston, AR
- Average UV index in January: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in January
Charleston, AR
- Average cloud cover in January: 38
The months with the most cloud cover are February and March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in January
Charleston, AR
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Charleston, Arkansas, USA
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